/* :root {
  font-family: system-ui, Avenir, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  font-weight: 400;

  color-scheme: light dark;
  color: rgba(255, 255, 255, 0.87);
  background-color: #242424;

  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
} */

/* a {
  font-weight: 500;
  color: #646cff;
  text-decoration: inherit;
}
a:hover {
  color: #535bf2;
}

body {
  margin: 0;
  display: flex;
  place-items: center;
  min-width: 320px;
  min-height: 100vh;
}

h1 {
  font-size: 3.2em;
  line-height: 1.1;
}

button {
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 0.6em 1.2em;
  font-size: 1em;
  font-weight: 500;
  font-family: inherit;
  background-color: #1a1a1a;
  cursor: pointer;
  transition: border-color 0.25s;
}
button:hover {
  border-color: #646cff;
}
button:focus,
button:focus-visible {
  outline: 4px auto -webkit-focus-ring-color;
}

.card {
  padding: 2em;
}

#app {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem;
  text-align: center;
}

@media (prefers-color-scheme: light) {
  :root {
    color: #213547;
    background-color: #ffffff;
  }
  a:hover {
    color: #747bff;
  }
  button {
    background-color: #f9f9f9;
  }
}

:root {
  box-sizing: border-box;
}

::before,
::after {
  box-sizing: inherit;
} */

html body {
  font-family: 'Segoe UI', Arial, 'Microsoft Yahei', sans-serif;
  font-size: calc(100vw / 14px / 1920);
  margin: 0;
  height: 100vh;
  max-width: 100%;
  padding: 0;
}

::-webkit-scrollbar {

  width: 5px;
  height: 5px;
}

/*定义滚动条的轨道（即滚动条的背景）*/
::-webkit-scrollbar-track {
  background: #f1f1f1;
}

/*定义滚动条的滑块*/
::-webkit-scrollbar-thumb {
  background: #888;
}

/*当鼠标悬停在滑块上时，滑块的样式*/
::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/*定义水平滚动条的轨道*/
::-webkit-scrollbar-track-piece:horizontal {
  background: #e1e1e1;
}

/* 定义水平滚动条的滑块 */
::-webkit-scrollbar-thumb:horizontal {
  background: #999;
  border-radius: 6px;
}

/* 当鼠标悬停在水平滚动条的滑块上时，滑块的样式 */
::-webkit-scrollbar-thumb:horizontal:hover {
  background: #666;
}
